function createCube(width, height, depth) {
  let positionColors = [
    -0.5, -0.5, 0.5, 1, 0, 0, 1, 0.5, -0.5, 0.5, 1, 0, 0, 1, 0.5, 0.5, 0.5, 1,
    0, 0, 1, -0.5, 0.5, 0.5, 1, 0, 0, 1,

    -0.5, 0.5, 0.5, 0, 1, 0, 1, -0.5, 0.5, -0.5, 0, 1, 0, 1, -0.5, -0.5, -0.5,
    0, 1, 0, 1, -0.5, -0.5, 0.5, 0, 1, 0, 1,

    0.5, 0.5, 0.5, 0, 0, 1, 1, 0.5, -0.5, 0.5, 0, 0, 1, 1, 0.5, -0.5, -0.5, 0,
    0, 1, 1, 0.5, 0.5, -0.5, 0, 0, 1, 1,

    0.5, 0.5, -0.5, 1, 0, 1, 1, 0.5, -0.5, -0.5, 1, 0, 1, 1, -0.5, -0.5, -0.5,
    1, 0, 1, 1, -0.5, 0.5, -0.5, 1, 0, 1, 1,

    -0.5, 0.5, 0.5, 1, 1, 0, 1, 0.5, 0.5, 0.5, 1, 1, 0, 1, 0.5, 0.5, -0.5, 1, 1,
    0, 1, -0.5, 0.5, -0.5, 1, 1, 0, 1,

    -0.5, -0.5, 0.5, 0, 1, 1, 1, -0.5, -0.5, -0.5, 0, 1, 1, 1, 0.5, -0.5, -0.5,
    0, 1, 1, 1, 0.5, -0.5, 0.5, 0, 1, 1, 1,
  ];

  let indices = [
    0, 1, 2, 0, 2, 3, 4, 5, 6, 4, 6, 7, 8, 9, 10, 8, 10, 11, 12, 13, 14, 12, 14,
    15, 16, 17, 18, 16, 18, 19, 20, 21, 22, 20, 22, 23,
  ];

  return {
    positionColors: positionColors,
    indices: indices
  };
}
